Skip to main content
U.S. flag

An official website of the United States government

Dissolved Solids Sources, Loads, and Yields For the Conterminous U.S.

March 4, 2019
View dissolved solids SPARROW model

Using the SPARROW (SPAtially-Referenced Regression on Watershed Attributes) model, long-term mean annual conditions for dissolved-solids sources, loads, and yields were predicted for nearly 66,000 stream reaches and their corresponding incremental catchments that drain the Nation. 

Map of U.S. showing Dissolved Solids
Sources/Usage: Public Domain. View Media Details
This web tool shows a map of the dissolved solids sources, loads, yields, and concentrations for the conterminous U.S. using the SPARROW model.